94 lines
2.3 KiB
C++
94 lines
2.3 KiB
C++
#include "StdAfx.h"
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#include ".\fontinstaller.h"
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CFontInstaller::CFontInstaller()
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{
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if(HMODULE hGdi = GetModuleHandle(_T("gdi32.dll")))
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{
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pAddFontMemResourceEx = (HANDLE (WINAPI *)(PVOID,DWORD,PVOID,DWORD*))GetProcAddress(hGdi, "AddFontMemResourceEx");
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pAddFontResourceEx = (int (WINAPI *)(LPCTSTR,DWORD,PVOID))GetProcAddress(hGdi, "AddFontResourceExA");
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pRemoveFontMemResourceEx = (BOOL (WINAPI *)(HANDLE))GetProcAddress(hGdi, "RemoveFontMemResourceEx");
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pRemoveFontResourceEx = (BOOL (WINAPI *)(LPCTSTR,DWORD,PVOID))GetProcAddress(hGdi, "RemoveFontResourceExA");
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}
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if(HMODULE hGdi = GetModuleHandle(_T("kernel32.dll")))
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{
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pMoveFileEx = (BOOL (WINAPI *)(LPCTSTR, LPCTSTR, DWORD))GetProcAddress(hGdi, "MoveFileExA");
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}
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}
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CFontInstaller::~CFontInstaller()
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{
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UninstallFonts();
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}
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bool CFontInstaller::InstallFont(const CAtlArray<BYTE>& data)
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{
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return InstallFont(data.GetData(), data.GetCount());
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}
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bool CFontInstaller::InstallFont(const void* pData, UINT len)
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{
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return InstallFontFile(pData, len) || InstallFontMemory(pData, len);
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}
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void CFontInstaller::UninstallFonts()
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{
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if(pRemoveFontMemResourceEx)
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{
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POSITION pos = m_fonts.GetHeadPosition();
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while(pos) pRemoveFontMemResourceEx(m_fonts.GetNext(pos));
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m_fonts.RemoveAll();
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}
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if(pRemoveFontResourceEx)
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{
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POSITION pos = m_files.GetHeadPosition();
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while(pos)
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{
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CString fn = m_files.GetNext(pos);
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pRemoveFontResourceEx(fn, FR_PRIVATE, 0);
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if(!DeleteFile(fn) && pMoveFileEx)
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pMoveFileEx(fn, NULL, MOVEFILE_DELAY_UNTIL_REBOOT);
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}
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m_files.RemoveAll();
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}
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}
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bool CFontInstaller::InstallFontMemory(const void* pData, UINT len)
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{
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if(!pAddFontMemResourceEx)
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return false;
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DWORD nFonts = 0;
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HANDLE hFont = pAddFontMemResourceEx((PVOID)pData, len, NULL, &nFonts);
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if(hFont && nFonts > 0) m_fonts.AddTail(hFont);
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return hFont && nFonts > 0;
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}
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bool CFontInstaller::InstallFontFile(const void* pData, UINT len)
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{
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if(!pAddFontResourceEx)
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return false;
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CFile f;
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TCHAR path[MAX_PATH], fn[MAX_PATH];
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if(!GetTempPath(MAX_PATH, path) || !GetTempFileName(path, _T("g_font"), 0, fn))
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return false;
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if(f.Open(fn, CFile::modeWrite))
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{
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f.Write(pData, len);
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f.Close();
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if(pAddFontResourceEx(fn, FR_PRIVATE, 0) > 0)
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{
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m_files.AddTail(fn);
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return true;
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}
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}
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DeleteFile(fn);
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return false;
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}
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